Researchers from the search for extraterrestrial intelligence (SETI) may have figured out why we have not detected any alien ...

The first unmistakable signal from another intelligence would rank alongside fire and writing in the story of our species, yet a growing group of researchers warns that such a moment might arrive not ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

Using emerging radio techniques refined during and after the Second World War, the astronomers detected a powerful radio ...

For more than six decades, astronomers have listened for possible signals from extraterrestrial civilisations, with no confirmed detection to date. A new statistical study considers a narrower and ...

SETI may have missed alien signals for 60 years because stellar plasma smears transmissions into noise, a new Astrophysical Journal study finds.

Alien hunters update guidance on sharing news of possible intelligent life. Scientists searching for intelligent life beyond Earth have updated their guidance on how the world should be told if a ...

The odds of there being another intelligent life form in the Milky Way are pretty good given the billions of stars. But we ...

With new technologies come new opportunities. And that is especially true in astronomy—with every new advanced telescope, we ...

The origin of the millisecond-long flashes of radio waves is unknown. Most scientists believe they are generated by powerful astrophysical phenomena such as black holes or superdense neutron stars.